127results about How to "Completely isolated" patented technology

A portable water disinfecting and purification apparatus comprising a first chamber into which water to be purified may be drawn by suction or negative pressure, a second chamber into which the water from the first chamber can be forced by a pumping action or positive pressure, whereby the water is initially passed across a pre-filter secured over the inlet to the first chamber and having a very small pore size and an inner cavity in which a disinfecting agent is place to filters most contaminants before the water is drawn into said filtering device, and once in the first holding chamber the water is isolated and may be further treated with a disinfectant agent, and then is passed though at least additional filtering substance including an activated carbon or nano-filter.

A preformed catheter set for production of linear ablation lines in the left and right atrium for treatment of atrial fibrillation includes at least a first catheter including a pre-shaped distal segment having a distal linear ablation antenna and a U-shaped curve portion proximal to the distal linear ablation antenna.

A method and apparatus is provided for non-invasively mixing ingredients in closed containers. Mixing is performed by inducing waves in the liquid to be mixed. This is achieved by rocking the container in precise phase so as to produce resonance. With the waves moving back and forth in resonance, it is possible to mix with very low energy requirements compared to prior art. Mixing ingredients with resonant waves in a closed container eliminates the need for an invasive mixer and has obvious advantages in minimizing contamination. This makes the device ideal for biological processing that typically require sterile operation.

A liquid crystal display uses a pixel division method by which the size of a defect can be reduced much more than conventionally possible, and a defect correcting method for the liquid crystal display. The liquid crystal display is provided with an active matrix array substrate including a plurality of gate lines and a plurality of source lines arranged on a transparent substrate so as to intersect with each other, and a plurality of pixel electrodes arranged in a matrix, each pixel electrode including an assembly of a plurality of sub-pixel electrodes, separate TFTs respectively connected to the sub-pixel electrodes in the vicinity of an intersection portion of the gate line and the source line, the TFTs being driven by the common gate line and the common source line, and at least one opening portion being formed in a lower-layer side line placed in a lower layer at the intersection portion.

A perfusion circuit and a use thereof for delivering a substance to a subject's heart in situ during cardiopulmonary bypass surgery are provided. The perfusion circuit defines a path for re-circulating a solution containing a macromolecular complex through a coronary circulation circuit (50) through a subject's heart during a surgical procedure in which the substance is prevented from being delivered to the subject's other organs.

A drivetrain having an active torsional vibration damping and a method for carrying out the active torsional vibration damping, having an internal combustion engine being affected by torsional vibrations and having a crankshaft, a torsional vibration damper that is operatively connected to the crankshaft and has at least one operating point of low vibration isolation of the torsional vibrations and has a primary inertial mass associated with the crankshaft and an inertial mass associated with a gear input shaft of a gearbox, the inertial mass being rotatable relatively and limitedly with respect to the primary inertial mass against the action of a spring device. The drivetrain also includes an electric motor having a rotating mass operatively connected to the gearbox input shaft, and a control unit, the spring device being formed by linear springs, the rotating mass of the electric motor being designed as a secondary inertial mass.

The invention discloses an electrified on-line monitoring and protecting device for an intelligent high-voltage vacuum circuit breaker. The electrified on-line monitoring and protecting device for the intelligent high-voltage vacuum circuit breaker comprises a hall current sensor, a differential transformer displacement transducer, a pressure sensor and a wireless temperature sensor, wherein a signal output end of the hall current sensor is connected with an A / D (Analog to Digital) converter I; a signal output end of the differential transformer displacement transducer is connected with an A / D converter II; a contact switch port is connected with an optoelectronic isolation module; a signal output end of the pressure sensor is connected with a vacuum degree monitor; and the A / D converter I, the A / D converter II, the optoelectronic isolation module and the vacuum degree monitor are respectively connected with a central processing unit; the central processing unit is connected with an RS485 communication module and a displayer; and the wireless temperature sensor is in wireless communication connection with a temperature collector in the central processing unit. The electrified on-line monitoring and protecting device for the intelligent high-voltage vacuum circuit breaker has strong antijamming capability, high monitoring accuracy, strong stability, and reliable safeguard procedures.

A coupling for joining socket ends of multilayer tubing through electrofusion including a central body having opposing male ends. A core at least partially surrounds the central body and an outer layer encloses the core and central body. The outer layer defines a flange protruding radially outwardly from the central body, wherein the core includes a portion that extends radially outwardly through the flange and out of the flange so that the core can be directly heated by an external heating element.

The invention relates to an illuminated tiling system (100) which comprises back panels (10) with at least one electrically conductive layer (12, 13), plugs (20) with projections (21, 23) that electrically contact the conductive layer(s) (12, 13), and light-tiles (30) with (O)LEDs that can be fixed to the plugs. For an easy tiling, dummy-tiles can first be tiled together with conventional tiles (2) and later be replaced with the light-tiles (30).

The invention discloses a container type super power load box comprising a container and a resistance box at upper portion of the container. PTC integrated resistors mounted in the resistance box are connected electrically with a power distribution system and a control system. The resistance box is further provided with a plurality of fans at lower portion. An air channel is arranged between the fan and the load resistor. Air inlets are arranged on side wall or bottom of the inlet chamber. Outlets are arranged at upper portion of resistance box on the container wall. The whole device is composed of the PTC integrated resistors and an independent resistance box module forcing wind cool, control and power distribution module, which is convenient to assemble and control. Once cooling system malfunctions, surface temperature of large power load element does not exceed 250 DEG. C with no visible light. Under extreme condition, the system can cut current automatically and severe accidents of combustion do not occur.

The embodiment of the invention discloses a projecting method, which comprises the following steps: a projector accesses a storage space corresponding to a user to acquire projecting data pre-stored in the storage space, wherein the storage space corresponding to the user is positioned outside the projector; and the projector converts the projecting data into a corresponding projecting signal, and projects and displays the corresponding projecting signal according to the projecting signal. By adopting the embodiment of the invention, the operation flow of the user is simplified, and the safety of the projecting data is enhanced. The embodiment of the invention also discloses a device and system for applying the method.

The present invention relates to a system and a method of measuring a physiological variable in a body. A basic idea of the present invention is to measure a physiological variable in a body by means of employing a sensor (314) which is arranged to be disposed in the body for measuring the physiological variable. The sensor must be provided with a supply voltage in order to be operable. Therefore, a control unit (322) disposed outside the body provides this supply voltage to the sensor. The control unit also receives, from the sensor, via a wired connection (311), signals that represent the physiological variables that are measured. The control unit is arranged with a communication interface (401, 701) and a modulator (301) for wireless spread spectrum communication of the measured physiological variables for presentation purposes.

A hydraulic braking system and a method for operating the hydraulic braking system. The hydraulic braking system has a first pressure generating unit and a second pressure generating unit. The first pressure generating unit is hydraulically interruptibly and uncircumventably connected to the second pressure generating unit via a first interrupting element in such a way that with the first interrupting means in a closed position, a hydraulic connection between the first and second pressure generating unit is no longer possible.

The invention discloses a flame-retarding polystyrene heat insulation material. The flame-retarding polystyrene heat insulation material is characterized by comprising, by weight, expandable polystyrene (EPS) foaming particles 80-90% and efficient fire retardant 10%-20%, wherein the efficient fire retardant comprises, by weight, magnesium hydrate fire retardant 3%-5%, superfine graphite 1%-6%, kaolin 1%-3%, pigment 1%-3% and water 3%. A preparation method of the flame-retarding polystyrene heat insulation material comprises the steps of (1) evenly mixing and stirring the magnesium hydrate fire retardant, the superfine graphite, the pigment and the water according to raw material proportioning; (2) evenly mixing and stirring prepared efficient fire retardant and EPS foaming particles and then air-drying a mixture at the normal temperature for 3-5 minutes to enable the efficient fire retardant to evenly wrap the EPS foaming particles; (3) placing the mixture, namely the efficient fire retardant evenly wrapping the EPS foaming particles into a model pressing machine to be pressed and formed and cutting the formed mixture into plates with any size. The flame-retarding polystyrene heat insulation material has the advantages of being simple in manufacture, light in mass, fireproof and good in heat-preserving effect.

Disclosed are electro-hydraulic brake system and control method. The system may include a braking input unit to provide a braking input according to an operation of a driver, a control unit to control generation of braking oil pressure according to the braking input of the braking input unit, a pressure generating unit to generate the braking oil pressure, wheel clamping units to generate braking forces to corresponding wheels, and oil supply lines to transfer the braking oil pressure to corresponding wheel clamping units. Each oil supply line is fluidly connected to the pressure generating unit. For each oil supply line, a split valve is installed in a connection portion of the pressure generating unit and the oil supply line. When the split valve is closed, the split valve blocks the braking oil pressure supplied from the pressure generating unit to the oil supply line.

The invention discloses a novel roller bit sealing ring, which belongs to the field of bearing sealing. The novel roller bit sealing ring is disposed in a sealing groove between a bearing shaft hole and a tooth palm journal. Both ends of the sealing groove are respectively communicated with an inside lubricating oil channel and an outside drilling fluid channel. The novel roller bit sealing ring comprises a metal framework fixed in the sealing groove, the metal framework separates the sealing groove into a lubricating oil sealing groove communicated with the inside lubricating oil channel and a drilling fluid sealing groove communicated with the outside drilling fluid channel. A lubricating oil sealing part is disposed in the lubricating oil sealing groove and completely seals and separates the inside lubricating oil channel together with the metal framework. A drilling fluid sealing part is disposed in the drilling fluid sealing groove and completely seals and separates the outside drilling fluid channel together with the metal framework. The novel roller bit sealing ring is more suitable for severe environment of drilling work, and capable of more effectively and simultaneously separating lubricating oil and drilling fluid, rock debris and the like. Separation of lubricating oil and separation of drilling fluid do not affect each other, and service life of a sealing device is prolonged.

The invention discloses a pneumatic self-circulation animal cell culture bioreactor and an application method thereof. The bioreactor is characterized by comprising a large tank, a small tank located in the large tank, a magnetic stirring system located at the bottom of the large tank, a heating system and a controlling system, wherein a sealing cover is arranged at the upper end of the large tank, jackets connected with the heating system are arranged on two sides of the large tank, and a highest liquid level sensor of the large tank is arranged at the upper part in the large tank; and a sealing head is arranged at the upper end of the small tank, an opening is formed in the lower end, the sealing head is fixedly connected in a sealing manner with the sealing cover through a breathing pipe, the upper end of the breathing pipe penetrates out of the sealing cover and is connected with a vacuum air pump and an air pressure pump respectively, the lower end penetrates out of the sealing head and enters the small tank, a cavity used for accommodating a cell carrier is defined by two up-and-down horizontal stainless steel wire mesh boards in the middle of the small tank and the inner wall of the small tank, an upper liquid level sensor of the small tank is arranged above the cavity, and a lower liquid level sensor of the small tank is arranged below the cavity. The pneumatic self-circulation animal cell culture bioreactor has the advantages of good air tightness, simplicity in operation, low contamination rate, good cell quality and high yield.

The invention relates to a fully anti-ultraviolet, anti-fatigue, and anti-malignant melanoma optical protective material. The optical protective material is characterized by comprising the following materials in percentage by weight: 0.010 to 30.000 weight percent of additive and the balance of base stock, wherein the additive is a fluorescent whitening agent and / or an ultraviolet absorber, and also No.beta-1 decomposition antireflective agent, color-changing agent and / or toner can be added into the additive and the base stock. The optical protective material has the effect of full ultraviolet protection, namely 100 percent of ultraviolet UV400 protection, can prevent harmful light from causing human body to generate malignant melanoma, avoid human fatigue, furniture color change and embrittlement caused by the harmful light, particularly has better advanced protective effect on infants, students and young ladies, and can protect tender skin and slow down the aging process.

The present invention relates to a measurement device for fixing to a pipe or a vessel containing a fluid, the device comprising a pressure sensor surrounded by a wall. The device includes a coating adhering to said wall and suitable for isolating the fluid sensor.

A plug detector for an electronic test instrument includes an isolation transformer interposed between a jack socket and a plug detection circuit. The jack socket includes a split jack arrangement in which two halves of a jack socket are connected to opposite ends of a primary winding of the isolation transformer. When the primary winding is loaded due to the insertion of a jack plug, the primary winding is shorted and the impedance of a secondary winding changes. The detection circuit detects the change in impedance in the secondary winding and generates a detection signal to indicate plug detection.

An SOI wafer including an active semiconductor material layer on an insulating layer is processed to form thereon first and second active semiconductor regions that respectively have different thicknesses and that are vertically and laterally insulated. In the process, a trench is etched into the SOI wafer, seed openings are formed in the bottom of the trench to reach the underlying active material layer, the trench is filled with epitaxially grown semiconductor material progressing from the seed openings, some of the epitaxially grown material is removed to form the second active regions, and oxide layers are provided so that the second active regions are laterally and vertically insulated from the first active regions formed by remaining portions of the active semiconductor material layer.

The application discloses a service deployment method under cloud environment. The deployment method comprises the following steps: acquiring related information of to-be-created service from a service creating request of a tenant, and creating two layer of service including Paas service and IaaS service in a target creation resource area on the basis that the residual resource quantity satisfiesthe resource quantity required by the creation, thereby providing exclusive PaaS service and IaaS service for each tenant. Since each tenant has the own PaaS service and uses the same physcla resourcewith the IaaS service, the service access delay between the PaaS service and the IaaS service can be obviously reduced, and the meanwhile, the isolation between the tenants is more thorough under this way, and the security performance is better. The application further discloses a deployment system, device and computer readable storage medium of the service under the cloud environment; the system, the device and the computer readable storage medium have the above advantages.

The present invention provides a low-noise MEG apparatus of high sensitivity. A MEG apparatus using a magnetic shield of high critical temperature superconductor is set on the floor of a building via mechanical vibration suppressor supports to prevent appearance of noise signals. Also, the apparatus is equipped with means for preventing any relative displacement between the SQUID magnetic sensors and the magnetic shield of high critical temperature superconductor, thereby not letting an inevitable mechanical vibration of least strength produce any variable components of the trapped static magnetic field, which the SQUID magnetic sensors could be sensitive to.

The invention discloses a high-voltage electrified body temperature monitoring system based on a wireless transmission mode, belonging to the field of remote monitoring system. The high-voltage electrified body temperature monitoring system comprises a monitoring center, a transport network and a site plant; a monitoring device is directly installed on the monitoring point of detected high-voltage equipment and is equipotential to the detected equipment; the monitoring device and a data concentrator are communicated in the wireless mode, and the data concentrator is connected with the monitoring center via a wired transport network / GPRS; the monitoring device adopts the design of lower energy consumption, and standby current is smaller than 2 mu A; batteries are adopted to supply power to the monitoring device; and the monitoring device adopts a wireless mode to send data, thus thoroughly solving the problem of high-voltage insulation, and realizing on-line monitoring of the high voltage equipment. The high-voltage electrified body temperature monitoring system gives an alarm in various modes, can find temperature rise of the high voltage equipment in time so as to take measures immediately, thus avoiding accidents and greatly improving the safety of power grid operation.

An electrical generator (10) powered by fluid pressure in a flow line includes a turbine housing (23) and control valve (11). The turbine housing houses a rotor (29) and a plurality of turbine blades (33) which are rotated by fluid passing from the flow line through the turbine housing. A bearing (22) within the turbine housing guides rotation of the rotor, and supports a plurality of magnets (28). Cap member (23) is sealed to the turbine housing, and a stator (40) external of the cap member generates electricity in response to a plurality of rotating magnets.